Home / 282,213.24-423,209.54-102,255.92

Finding the Fourth Proportional to 282,213.24, 423,209.54 and 102,255.92

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Solution

The fourth proportional to 282,213.24, 423,209.54 and 102,255.92 is: 153,343.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,213.24 : 423,209.54 = 102,255.92 : x
  2. Step 2: Convert to fraction form
    282,213.24/423,209.54 = 102,255.92/x
  3. Step 3: Cross multiply
    282,213.24x = 423,209.54 × 102,255.92
  4. Step 4: Simplify right side
    282,213.24x = 43,275,680,865.48
  5. Step 5: Solve for x
    x = 43,275,680,865.48/282,213.24
  6. Step 6: Final answer
    x = 153,343.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.